diff --git a/MainWidget.cpp b/MainWidget.cpp
index 8465cdf..0d42e02 100644
--- a/MainWidget.cpp
+++ b/MainWidget.cpp
@@ -279,5 +279,6 @@ void MainWidget::generate()
     }
     out << run_sh;
     out.close();
-    system(std::string("chmod +x " + out_sh).c_str());
+    int r = system(std::string("chmod +x " + out_sh).c_str());
+    (void)r;
 }
\ No newline at end of file